:root{font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:#202630;background:#f6f7fa;font-synthesis:none;--blue:#315ae8;--muted:#77808f;--border:#e5e8ef}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #94aeff;outline-offset:4px}button{cursor:pointer}.sidebar{position:fixed;inset:0 auto 0 0;width:230px;padding:32px 22px;background:white;border-right:1px solid var(--border);display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:750;letter-spacing:-.7px}.logo{background:var(--blue);color:white;padding:9px 7px;border-radius:12px;font-size:25px;letter-spacing:-2px}.brand99{color:var(--blue)}.brand small{display:block;font-size:12px;letter-spacing:2px;font-weight:400;color:var(--muted);margin-top:4px}nav{margin-top:48px}.nav{display:flex;align-items:center;gap:15px;padding:13px 17px;border-radius:9px;margin:4px 0;font-size:15px;color:#535d6d}.nav span{font-size:23px;width:22px;text-align:center}.nav.active{background:#edf1ff;color:var(--blue);font-weight:650}.nav:hover{background:#f0f3f9}.nav-label{font-size:12px;color:#939ba8;margin:29px 17px 8px}.side-note{margin-top:auto;background:#f5f7fb;border:1px solid var(--border);border-radius:12px;padding:16px;font-size:14px}.side-note p{line-height:1.8;color:var(--muted);font-size:12px;margin-bottom:0}.status-dot{display:inline-block;width:6px;height:6px;background:#6da482;border-radius:50%;margin-right:7px}.side-bottom{font-size:11px;color:#808a99;letter-spacing:1px;line-height:2.1;margin-top:23px}.side-bottom small{letter-spacing:0}.workspace{margin-left:230px}header{height:86px;background:#ffffffdc;border-bottom:1px solid var(--border);padding:0 44px;display:flex;align-items:center;gap:24px}.header-label{font-size:14px;color:#757e8e;margin-right:auto}.search{display:flex;align-items:center;border:1px solid var(--border);background:#f8f9fc;border-radius:9px;width:390px;padding:7px 8px 7px 14px;gap:9px}.search>span{font-size:25px;color:#758196}.search input{background:transparent;border:0;min-width:0;flex:1;font-size:14px;outline:none;padding:4px}.search button{border:0;background:#e9eefb;color:#4462a9;border-radius:5px;padding:6px 10px;font-size:12px}.preview-pill{font-size:12px;white-space:nowrap;color:#62749a;background:#edf2fb;padding:7px 12px;border-radius:20px}main{max-width:1560px;margin:auto;padding:36px 44px 64px;min-height:calc(100vh - 150px)}.intro{display:grid;grid-template-columns:1.05fr 1fr;min-height:315px;background:#edf1ff;border:1px solid #e0e7fb;border-radius:18px;overflow:hidden;padding:38px 40px;position:relative}.eyebrow{font-size:11px;letter-spacing:2.5px;color:#6380bd;font-weight:600;margin:0 0 17px}h1{font-size:clamp(26px,2.7vw,43px);letter-spacing:-1.4px;line-height:1.3;margin:0}h1>span{color:var(--blue)}.intro-copy{font-size:15px;line-height:1.85;color:#66748d;margin:15px 0 25px}.primary{background:var(--blue);color:#fff;border-radius:8px;padding:12px 17px;display:inline-flex;gap:24px;font-size:14px}.primary:hover{background:#2049d4}.text-link{font-size:14px;color:#526584;margin-left:20px}.node-art{position:relative;min-height:245px}.art-grid{position:absolute;inset:-45px;background-image:radial-gradient(#a5b7e4 1px,transparent 1px);background-size:18px 18px;opacity:.36;mask-image:linear-gradient(90deg,transparent,black)}.node{position:absolute;border:1px solid #d7e1f7;background:#fffffff2;border-radius:10px;width:210px;padding:16px 20px;box-shadow:0 8px 22px #5265910d;z-index:2}.node:before,.node:after{content:"";position:absolute;width:7px;height:7px;border:2px solid #829dea;background:white;border-radius:50%;top:24px;left:-5px}.node:after{left:auto;right:-5px}.node b{font-size:10px;letter-spacing:1px;display:block;color:#4a6294}.node>span{display:block;font-size:12px;color:#8a98ae;margin-top:10px}.node i{position:absolute;right:14px;top:18px;width:6px;height:6px;background:#7f9ce7;border-radius:50%}.n1{top:0;left:0;transform:rotate(-5deg)}.n2{top:65px;left:40%;transform:rotate(4deg);border-top:3px solid #809af0}.n3{top:172px;left:5%;transform:rotate(-2deg)}.bars{display:flex;gap:5px;margin-top:12px}.bars em{height:5px;width:43px;background:#dce5fc;border-radius:3px}.bars em:nth-child(2){background:#9eb3f1}.bars em:last-child{background:#5277ed}.line{position:absolute;border:2px solid #9aafdf;width:70%;height:80px;top:25px;left:14%;border-radius:40px;transform:rotate(23deg)}.l2{top:140px;transform:rotate(-19deg)}.art-caption{position:absolute;bottom:-16px;right:-12px;font-size:9px;letter-spacing:2px;color:#94a6c6}.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:22px 0 37px}.quick-grid>a{background:white;border:1px solid var(--border);border-radius:12px;padding:20px;display:flex;gap:14px;align-items:center}.quick-grid>a:hover{border-color:#b4c4f4}.quick-grid>a>span:last-child{margin-left:auto;color:#9ca7b9}.quick-icon{display:grid;place-items:center;flex-shrink:0;width:43px;height:43px;border-radius:11px;font-size:25px}.blue{color:#4772db;background:#eef3ff}.violet{color:#8970cf;background:#f3efff}.green{color:#549987;background:#ecf7f2}.quick-grid b{font-size:15px}.quick-grid p{font-size:12px;color:#929aa8;margin:7px 0 0}.section-top{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:23px}.section-top h2{font-size:23px;margin:0}.section-top p{color:#8993a3;font-size:13px;margin:9px 0 0}.sort{border:1px solid var(--border);border-radius:7px;background:white;color:#6c7788;padding:9px 12px;font-size:13px}.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}.chip{border:1px solid transparent;background:transparent;color:#7b8492;padding:8px 16px;border-radius:7px;font-size:14px}.chip[aria-pressed=true]{background:#202e49;color:white}.chip:hover{border-color:#b7c3db}.result-count{font-size:12px;color:#949caa;margin-left:auto;align-self:center}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.card{display:block;border:1px solid var(--border);border-radius:13px;background:white;overflow:hidden;transition:transform .16s,box-shadow .16s}.card:hover{transform:translateY(-3px);box-shadow:0 10px 20px #2734550b}.cover{height:174px;position:relative;overflow:hidden;background:var(--cover);display:flex;align-items:center;justify-content:center}.cover .big{font-size:63px;color:#ffffffd9;font-weight:800;letter-spacing:-5px;z-index:1}.cover:before{content:"";width:190px;height:190px;position:absolute;border:1px solid #ffffff45;border-radius:40px;transform:rotate(-28deg);right:-20px;top:40px;box-shadow:0 0 0 22px #ffffff0a,0 0 0 45px #ffffff08}.cover:after{content:"";position:absolute;width:100px;height:100px;left:-30px;top:-30px;border:25px solid #ffffff12;border-radius:50%}.cover-label{position:absolute;left:17px;top:14px;background:#ffffff20;border:1px solid #ffffff25;padding:4px 8px;color:#fff;border-radius:5px;font-size:10px;z-index:2}.cover-note{position:absolute;bottom:14px;left:18px;font-size:10px;color:#ffffffae;letter-spacing:1.4px}.card-body{padding:18px 19px 15px}.card h3{font-size:16px;margin:0 0 10px;line-height:1.5}.card-desc{font-size:13px;color:#8b929f;line-height:1.7;margin:0 0 15px;min-height:44px}.tags{display:flex;gap:6px;flex-wrap:wrap}.tags span{font-size:11px;color:#79869a;background:#f4f6f9;padding:4px 7px;border-radius:4px}.card-foot{display:flex;border-top:1px solid #f0f1f5;margin-top:17px;padding-top:13px;justify-content:space-between;font-size:11px;color:#9ba3b0}.card-foot span:last-child{color:#6380b5}.empty{text-align:center;background:white;border:1px dashed #cad3e5;border-radius:12px;padding:65px 20px;grid-column:1/-1}.empty p{color:#8a94a2}.empty button{border:0;background:var(--blue);color:white;border-radius:7px;padding:10px 20px}.back{display:inline-block;color:#6e7b91;font-size:14px;margin:0 0 26px}.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:25px}.detail-article,.detail-aside{background:white;border:1px solid var(--border);border-radius:14px;overflow:hidden}.detail-article .cover{height:235px}.detail-copy{padding:30px}.detail-copy h1{font-size:29px;letter-spacing:0}.detail-copy p,.detail-copy li{font-size:15px;color:#717c8e;line-height:1.9}.detail-copy h2{font-size:18px;margin-top:29px}.detail-copy li{margin:8px 0}.detail-aside{padding:25px;height:fit-content}.detail-aside h2{font-size:17px;margin:0 0 23px}.meta{display:flex;justify-content:space-between;gap:12px;font-size:13px;margin:20px 0;color:#8a94a2}.meta b{color:#526078;font-weight:500}.notice{font-size:13px;color:#7b879b;line-height:1.8;background:#f3f6fc;padding:14px;border-radius:8px}.disabled{width:100%;border:0;background:#edf0f6;color:#96a0b3;padding:13px;border-radius:8px;margin-top:14px;cursor:not-allowed}.related{display:block;margin-top:20px;color:var(--blue);font-size:14px}footer{padding:22px 44px;border-top:1px solid var(--border);display:flex;justify-content:space-between;font-size:12px;color:#9ba2ae;gap:20px}@media(min-width:1650px){.cards{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:1200px){.sidebar{width:195px;padding:26px 15px}.workspace{margin-left:195px}header{padding:0 26px}.header-label{display:none}.search{margin-right:auto}main{padding:28px 26px}.intro{padding:30px}.node{width:170px}.n2{left:32%}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.quick-grid>a{padding:15px}.quick-grid p{display:none}.quick-grid{gap:9px}.detail-layout{grid-template-columns:1fr}.detail-aside{order:-1}.detail-aside .meta{display:inline-flex;margin:5px 20px 10px 0}.detail-aside .notice{margin:8px 0}.detail-aside h2{margin-bottom:12px}}@media(max-width:760px){.sidebar{position:static;width:auto;padding:18px 20px;border-bottom:1px solid var(--border)}.brand{font-size:21px}.sidebar nav{display:flex;overflow:auto;margin:18px -7px -7px;gap:2px}.nav{white-space:nowrap;padding:9px 12px;font-size:13px;gap:5px}.nav span{font-size:18px;width:18px}.nav-label,.side-note,.side-bottom{display:none}.workspace{margin:0}header{height:73px;padding:12px 20px;gap:12px}.search{width:100%}.preview-pill{font-size:10px;padding:6px 8px}main{padding:22px 20px 40px}.intro{grid-template-columns:1fr;padding:27px;min-height:auto}.intro h1{font-size:30px}.intro-copy{font-size:14px}.node-art{display:none}.quick-grid{margin:16px 0 29px}.quick-grid>a{display:block;padding:13px 8px;text-align:center}.quick-icon{margin:0 auto 10px}.quick-grid b{font-size:12px}.quick-grid>a>span:last-child{display:none}.section-top h2{font-size:21px}.cards{gap:13px}.cover{height:130px}.cover .big{font-size:45px}.card-body{padding:13px}.card h3{font-size:14px}.card-desc{font-size:12px;min-height:61px}.card-foot{font-size:10px}.cover-note{font-size:8px}.filters{gap:2px}.chip{font-size:13px;padding:7px 11px}.result-count{width:100%;margin:9px 0 0}.detail-copy{padding:22px}.detail-copy h1{font-size:24px}footer{padding:22px 20px;flex-direction:column;gap:8px}}@media(max-width:380px){.cards{grid-template-columns:1fr}.card-desc{min-height:0}.text-link{display:block;margin:18px 0 0}}@media(prefers-reduced-motion:reduce){.card{transition:none}.card:hover{transform:none}}

.brand-avatar{width:52px;height:52px;object-fit:cover;border-radius:14px;flex-shrink:0;display:block}

@media(min-width:761px) and (max-width:1200px){.brand-avatar{width:40px;height:40px;border-radius:11px}.brand{gap:8px}.brand small{font-size:10px;letter-spacing:0;white-space:nowrap}}